Bentonia, MS 39040 Frost Dates
Frost dates for Bentonia, MS, ZIP 39040
Typically, the last spring freeze lands around 03/11, roughly 195 days out. The first fall frost typically arrives around 11/15, about 246 frost-free days later.
Bentonia sits in USDA Zone 8b (15 to 20°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 8b around Bentonia has about 11 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
03/11 is the middle of 30 years of NOAA records, not a promise. Plant by 02/22 and you're betting against frost in roughly 9 years out of 10. 04/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bentonia compares
About 246 days separate Bentonia's last and first frost, putting it 7,943 of 40,283 ZIP codes nationally. Within MS, it ranks 169 of 523.
Learn more
zone vs. frost date explains why Zone 8b and Bentonia's frost date answer different questions, and the frost range explains how to read the range around Bentonia's dates instead of trusting one.